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lesantik [10]
3 years ago
13

In which atmospheric layer do humans live most of their lives?

Biology
1 answer:
OverLord2011 [107]3 years ago
5 0
Breathing source oxygen elements easy to live human
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In the reaction ______ H2 + N2 ----> 2 NH3, what coefficient should be placed in front of H2 to balance the reaction?
schepotkina [342]

2NH3 is equivalent to N2 + H6 since the 2 at the beginning gets distributed to both atoms. Knowing this you can rewite the equation as

H2 + N2 = H6 + N2

The N2 can cancel out leaving

H2 = H6

You now have to ask ‘2 times what equals 6?’ The answer is obviously 3 at this point.


Answer: C. 3


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4 years ago
In an aquatic ecosystem, the aquatic plants are eaten by small invertebrates that in turn are eaten by crayfish, which are eaten
makvit [3.9K]

Answer:

Aquatic plants

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3 years ago
Is the right ventricle of the heart oxygenated or deoxygenated
Nataly [62]
The right ventricle is deoxygenated. It is responsible for the pumping of the deoxygenated from the heart to the lungs.
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3 years ago
Explain the difference in the relative concentrations of oxygen and carbon dioxide in the blood vessels entering and leaving the
Readme [11.4K]

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When entering, oxygen is high and carbon dioxide is being produced, when exiting carbon dioxide is being exhaled into the air

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3 years ago
What is the difference between ridge push and slab pull?
raketka [301]
Gravitational push<span>, like a gigantic landslide away from the </span>ridge<span> crest toward the subduction zone (the lithosphere slides on the asthensosphere) </span>Slab pull<span>: results when the lithospheric plate moves farther from the </span>ridge<span> and cools, gradually becoming denser than the asthenosphere beneath it

Hope this helps. :)</span>
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